Soon after the atomic theory was established, it was found that the plant uses as sources of food not only the air and water, but also different constituents of the soil, dissolved in the soil moisture—the mineral nutrients. Ashes of different...

A group of people gathered in a field of grass featuring several wooden structures. Some of the people appear to be sucking on the grass. Sorghum is a type of grass used in the production of syrups and distilled alcoholic beverages.

Man in overalls and hat leans against tree branch while using equipment to harvest sorghum. Sorghum is a type of grass used in the production of syrups (including molasses) and distilled alcoholic beverages.

Pencil drawing; "This drawing, which at nearly three feet in height is very large for Giacometti, is one of an enormous number that he produced throughout his life. His sculptures and paintings of the figure, similarly attenuated, are far...